diff --git a/pkg/dartdev/lib/src/experiments.dart b/pkg/dartdev/lib/src/experiments.dart
index 392d5f30835..5a49e073c16 100644
--- a/pkg/dartdev/lib/src/experiments.dart
+++ b/pkg/dartdev/lib/src/experiments.dart
@@ -2,6 +2,8 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
+import 'dart:io';
+
 import 'package:analyzer/src/dart/analysis/experiments.dart';
 import 'package:args/args.dart';
 import 'package:collection/collection.dart' show IterableExtension;
@@ -67,8 +69,8 @@ extension ArgResultsExtensions on ArgResults {
       // We allow default true flags, but complain when they are passed in.
       if (feature.isEnabledByDefault &&
           enabledExperiments.contains(feature.enableString)) {
-        print("'${feature.enableString}' is now enabled by default; this "
-            'flag is no longer required.');
+        stderr.writeln("'${feature.enableString}' is now enabled by default; "
+            'this flag is no longer required.');
       }
     }
     return enabledExperiments;
diff --git a/pkg/dartdev/test/commands/analyze_test.dart b/pkg/dartdev/test/commands/analyze_test.dart
index 0ca941574dd..afa95194320 100644
--- a/pkg/dartdev/test/commands/analyze_test.dart
+++ b/pkg/dartdev/test/commands/analyze_test.dart
@@ -433,6 +433,15 @@ void defineAnalyze() {
     expect(result.stderr, contains("Unknown experiment(s): 'bad'"));
   });
 
+  test('--enable-experiment with a non-experimental feature', () async {
+    p = project();
+    var result = await p.runAnalyze(['--enable-experiment=records']);
+
+    expect(result.exitCode, 0);
+    expect(result.stdout, contains('No issues found!'));
+    expect(result.stderr, contains("'records' is now enabled by default"));
+  });
+
   test('--verbose', () async {
     p = project(mainSrc: '''
 int f() {
diff --git a/pkg/dartdev/test/commands/run_test.dart b/pkg/dartdev/test/commands/run_test.dart
index 9a86e17ef8e..66e9b01ec03 100644
--- a/pkg/dartdev/test/commands/run_test.dart
+++ b/pkg/dartdev/test/commands/run_test.dart
@@ -781,8 +781,6 @@ void residentRun() {
   });
 
   test('Handles experiments', () async {
-    // TODO(https://github.com/dart-lang/sdk/issues/50230): Use
-    // `test-experiment` instead of `records` here.
     p = project(
       mainSrc: r"void main() { print(('hello','world').$1); }",
       sdkConstraint: VersionConstraint.parse(
@@ -792,7 +790,7 @@ void residentRun() {
     final result = await p.run([
       'run',
       '--$serverInfoOption=$serverInfoFile',
-      '--enable-experiment=records',
+      '--enable-experiment=test-experiment',
       p.relativeFilePath,
     ]);
     Directory? kernelCache = p.findDirectory('.dart_tool/kernel');